LG UltraGear 32GX870B-B vs Alienware AW3423DW

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the LG UltraGear 32GX870B-B is the better pick — it scores 70/100 to the Alienware AW3423DW's 43, leading on Panel and Image Quality. Choose the Alienware AW3423DW instead if you want to spend less.

Verdict

Our overall take, at a glance

LG UltraGear 32GX870B-B leads overall

LG UltraGear 32GX870B-B

Alienware AW3423DW

Why it stands out

Performance Refresh Rate: 480 Hz (174% more)
Performance Response Time (GtG): 0.03 ms (70% less)
Panel Resolution: 3840 × 2160 px

Watch-outs

Compromises to know before you buy

LG UltraGear 32GX870B-B

No notable compromises found.

Alienware AW3423DW

No USB-C — no single-cable laptop connection.

Winner by category for LG UltraGear 32GX870B-B vs Alienware AW3423DW
Category	LG UltraGear 32GX870B-B	Alienware AW3423DW	Winner
Panel	61	57	LG UltraGear 32GX870B-B
Image Quality	52	48	LG UltraGear 32GX870B-B
Performance	85	15	LG UltraGear 32GX870B-B
HDR	67	33	LG UltraGear 32GX870B-B
Connectivity	74	35	LG UltraGear 32GX870B-B
Ergonomics	85	85	Tie

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.

LG UltraGear 32GX870B-B

The LG UltraGear evo 32GX870B-B is a 32-inch OLED monitor engineered for immersive gaming performance. Designed for enthusiast PC and console gamers, it relies on OLED display technology to deliver high contrast and rapid motion response. It represents LG's high-end UltraGear gaming display category for demanding graphics workloads.

Best for Enthusiast gaming requiring deep contrast and fast visual responseBest for Dark-room gaming environments

Pros

32-inch OLED display technology provides self-lit pixels and high contrast
Tailored specifically for high-performance gaming setups

Cons

OLED panel technology carries inherent risks of static image retention over time

Alienware AW3423DW

The Alienware AW3423DW is a 34-inch curved ultrawide monitor featuring a Quantum Dot OLED panel. Designed for PC gaming enthusiasts, it combines vibrant color coverage with deep contrast and rapid pixel response times. While it delivers top-tier HDR performance, its higher initial price tag makes later revised models worth considering.

Best for High-end PC gaming requiring deep black levels and vibrant HDR visualsBest for Enthusiasts seeking ultra-fast pixel response times on a wide screen

Pros

Quantum Dot OLED panel produces deep contrast and rich color accuracy
Ultra-fast response times minimize motion blur during fast-paced gaming
Immersive ultrawide aspect ratio ideal for cinematic gaming experiences

Cons

Higher cost relative to subsequent revised variants like the DWF model
Potential risk of permanent OLED panel burn-in over prolonged multi-year usage

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

LG UltraGear 32GX870B-B

Check Price on Amazon

Alienware AW3423DW

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Physical Comparison

Weigh them up, then compare real dimensions in 3D

LG UltraGear 32GX870B-BAlienware AW3423DW

Alienware AW3423DW is 1.32 kg (24%) heavier than LG UltraGear 32GX870B-B.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Panel

Feature	LG UltraGear 32GX870B-B	Alienware AW3423DW
Screen Size	31.5 in	34 in8% more
Resolution	3840 × 2160 px	3440 × 1440 px
Panel Type
Aspect Ratio	16:9	21:9
Pixel Density	14027% more	110
Curved	No	Yes
Curvature radius	N/A	1,800 mm
Screen-to-body ratio	93%	89%

Image Quality

Feature	LG UltraGear 32GX870B-B	Alienware AW3423DW
Brightness (typical)	335 nits34% more	250 nits
Contrast Ratio	1850000:1	1000000:1
Color Gamut (DCI-P3)	99	99
Color Depth	10-bit	10-bit

Performance

Feature	LG UltraGear 32GX870B-B	Alienware AW3423DW
Refresh Rate	480 Hz174% more	175 Hz
Response Time (GtG)	0.03 ms70% less	0.1 ms
Adaptive Sync	FreeSync Premium Pro / G-Sync Compatible	G-Sync Ultimate

HDR

Feature	LG UltraGear 32GX870B-B	Alienware AW3423DW
HDR Format	HDR10, DisplayHDR True Black 500	HDR400 True Black
Peak Brightness (HDR)	1,500 nits50% more	1,000 nits

Connectivity

Feature	LG UltraGear 32GX870B-B	Alienware AW3423DW
HDMI Ports	2	2
DisplayPort	1	1
USB-C	Yes	No
Power Delivery	90 W	N/A
USB Hub	Yes	Yes

Ergonomics

Feature	LG UltraGear 32GX870B-B	Alienware AW3423DW
Height Adjustment	Yes	Yes
VESA Mount	100 × 100 px	100 × 100 px
Built-in Speakers	Yes	No
Dimensions (without stand)	71.41 × 41.18 × 6.5 cm	81.53 × 36.42 × 13.71 cm
Weight (without stand)	5.6 kg	6.92 kg
Release Date	N/A	March 4, 2022

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about LG UltraGear 32GX870B-B vs Alienware AW3423DW comparison

Based on our overall comparison score, LG UltraGear 32GX870B-B rates higher at 84/100 versus 68/100 for Alienware AW3423DW — a 16-point lead. LG UltraGear 32GX870B-B is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.

LG UltraGear 32GX870B-B and Alienware AW3423DW are compared side by side above across every spec in the monitors category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 84/100 for LG UltraGear 32GX870B-B and 68/100 for Alienware AW3423DW.

If you want the higher-rated monitors option overall, LG UltraGear 32GX870B-B (84/100) edges out Alienware AW3423DW (68/100). But if Alienware AW3423DW is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.